Five houses of five different colours (blue, green, yellow, red and violet), with equal space between every two adjacent houses, are constructed in a ...
Question
Five houses of five different colours (blue, green, yellow, red and violet), with equal space between every two adjacent houses, are constructed in a row facing north. Which coloured house is exactly in the middle of the row?
Statements:
(I) Green and yellow coloured houses are constructed at the extreme ends of the row.
(II) Violet and blue coloured houses are immediate neighbouring houses of green and yellow coloured houses, respectively.